Cervical Fascia

Question 1

which layer splits into superficial and deep around trapezius and SCM (4 corners)?

Answer 1

investing

Question 2

which layer creates suprasternal space?

Answer 2

investing

Question 3

which layer blends w/ endothoracic fascia peripherally?

Answer 3

prevertebral

Question 4

which layer blends anteriorly w/ investing and pretracheal and posteriorly w/ prevertebral?

Answer 4

carotid sheath

Question 5

which layer has two layers that blend w/ superficial cervical fascia in midline?

Answer 5

infrahyoid

Question 6

which layer has a thickening that becomes stylomandibular ligament?

Answer 6

investing

Question 7

which layer blends w/ fibrous pericardium?

Answer 7

pretracheal

Question 8

which layer is continuous w/ nuchal ligament?

Answer 8

investing

Question 9

which layer embeds cervical parts of sympathetic trunk?

Answer 9

prevertebral

Question 10

which layer forms a fascial tube from the cranial base to the root of neck?

Answer 10

carotid sheath

Question 11

which layer blends laterally w/ carotid sheaths?

Answer 11

pretracheal

Question 12

which layer splits to enclose the submandibular and parotid glands?

Answer 12

investing

Question 13

which layer is continuous w/ buccopharyngeal fascia?

Answer 13

pretracheal

Question 14

which layers communicate w/ the mediastinum inferiorly and the cranial cavity superiorly? (clinically important why?)

Answer 14

carotid sheath + pretracheal - infection can spread

Question 15

what is the largest, most important interfascial neck space?

Answer 15

retropharyngeal space

Question 16

which layer encloses the sternohyoid and omohyoid?

Answer 16

superficial layer of infrahyoid

Question 17

what is subdivided by alar fascia?

Answer 17

retropharyngeal space

Question 18

which layer encloses inferior ends of anterior jugular veins and jugular venous arch?

Answer 18

investing

Question 19

what does the carotid sheath contain?

Answer 19

• common and internal carotids
• IJV
• vagus
• deep cervical lymph nodes
• carotid sinus n/peri-arterial sympathetic plexus

Question 20

what permits movement of pharynx, esophagus, larynx and trachea during swallowing?

Answer 20

retropharyngeal space

Question 21

which layer encloses the sternohyoid and thyrohyoid?

Answer 21

deep layer of infrahyoid

Question 22

which layer attaches to clavicle, forming pulley for tendon of omohyoid?

Answer 22

superficial layer of infrahyoid

Question 23

which layer forms a thickening above the hyoid called the intermediate tendon of the digastric?

Answer 23

pretracheal

Question 24

which layer forms a sheath around the vertebral column, longus colli, longus capitis, scalenes, and deep cervical muscles?

Answer 24

prevertebral

Question 25

what is closed superiorly by the cranial base and on the sides by the carotid sheaths?

Answer 25

retropharyngeal space

Question 26

what opens inferiorly into the superior mediastinum?

Answer 26

retropharyngeal space

Question 27

what fuses w/ fascia on SCM?

Answer 27

superficial layer of infrahyoid

Question 28

what tethers 2 bellies of omohyoid, changing muscle course?

Answer 28

pretracheal

Question 29

which layer has lateral extensions that become the axillary sheaths?

Answer 29

prevertebral

Question 30

which layer merges w/ the superficial layer behind the sternum and onto the pericardium?

Answer 30

deep layer of infrahyoid

Question 31

what does the deep layer of carotid sheath fuse with?

Answer 31

carotid sheath

Question 32

which layer fuses with the anterior longitudinal ligament centrally?

Answer 32

prevertebral